The Amana-Goodman B1809913S HSI Board is a critical OEM replacement control board engineered for precision timing in hot surface ignition sequences

Smith 100110089 substitute for the discontinued 36C04U-438

Key Benefits Direct OEM Fit: Ensures 100% compatibility as the replacement for S1-026-34568-000

The 30-second delay on the manual reset prevents "bounce" or nuisance tripping caused by momentary water level fluctuations during pump startup or thermal expansion

Maxitrol 325-3-1/2-RED Regulator 322838-753 The Amana-Goodman B1809913S HSI BoardFor contractors managing residential and light commercial gas piping, the Maxitrol 325 3 1 2 RED Gas Regulator is a job site standard for pounds to inches pressure reduction. This 1 2" NPT lever acting gas regulator is specifically calibrated with a red spring to provide an adjustable outlet pressure range of 10" to 22" w. c., making it indispensable for specific high pressure appliance requirements or long run lateral lines where standard 7" w. c.